The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 18, 1981
Filed:
May. 15, 1979
Applicant:
Inventors:
Jean Bolle, Evaux les Bains, FR;
Andre Dabir, Paris, FR;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C10M / ; C10M / ;
U.S. Cl.
CPC ...
252 45 ; 260139 ;
Abstract
These polysulphides are derived from at least two olefins and are suitable as lubricating and industrial oil additives. They have a proportion of sulphur of 22 to 45% for a practically zero content of chlorine and a refractive index n.sub.D.sup.20 ranging from 1.515 to 1.580.